Now that arch/arm is wired up for default domains and iommu-dma, we no
longer need to work around the arch-private mapping.
Signed-off-by: Robin Murphy <robin.mur...@arm.com>
---
drivers/staging/media/tegra-vde/iommu.c | 12 ------------
1 file changed, 12 deletions(-)
diff --git a/drivers/staging/media/tegra-vde/iommu.c
b/drivers/staging/media/tegra-vde/iommu.c
index 6af863d92123..4f770189ed34 100644
--- a/drivers/staging/media/tegra-vde/iommu.c
+++ b/drivers/staging/media/tegra-vde/iommu.c
@@ -10,10 +10,6 @@
#include <linux/kernel.h>
#include <linux/platform_device.h>
-#if IS_ENABLED(CONFIG_ARM_DMA_USE_IOMMU)
-#include <asm/dma-iommu.h>
-#endif
-
#include "vde.h"
int tegra_vde_iommu_map(struct tegra_vde *vde,
@@ -70,14 +66,6 @@ int tegra_vde_iommu_init(struct tegra_vde *vde)
if (!vde->group)
return 0;
-#if IS_ENABLED(CONFIG_ARM_DMA_USE_IOMMU)
- if (dev->archdata.mapping) {
- struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev);
-
- arm_iommu_detach_device(dev);
- arm_iommu_release_mapping(mapping);
- }
-#endif
vde->domain = iommu_domain_alloc(&platform_bus_type);
if (!vde->domain) {
err = -ENOMEM;
--
2.28.0.dirty
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